Add new STL port. Do general code cleanup.
Merge branch 'master' of https://github.com/ckormanyos/real-time-cpp

Conflicts:
	ref_app/src/util/STL_StandardCplusplus/array
	ref_app/src/util/STL_StandardCplusplus/complex
	ref_app/src/util/STL_StandardCplusplus/func_exception
	ref_app/src/util/STL_StandardCplusplus/iterator
	ref_app/src/util/STL_StandardCplusplus/limits
	ref_app/src/util/STL_StandardCplusplus/serstream
	ref_app/src/util/STL_StandardCplusplus/unwind-cxx.h